... .Material:brass 2.DIA:1-50mm 3.finish:Plate 4.tolerance:+-0.01 Equipmentplaner type milling machine ,cnc milling ... stainless steel, chrome steel, cold rolled sheet, bearing steel, brass, copper, bronze, chrome copper, mold steel ,and so ... better) or samples. Processing MethodTurning, Stamping, Die/pressure casting, CNC processsing, Punching, Riveting, Bending, Cutting, Welding, Threading, Grinding ...